Inventor

CECCARELLI CHRISTOPHER

US3 patents

Patents

3 patents

US5277987AJan 11, 1994

High hardness fine grained beta tungsten carbide

AIR PROD & CHEM20 citations91

US4910091AMar 20, 1990

High hardness fine grained tungsten-carbon alloys

AIR PROD & CHEM16 citations69

US4874642AOct 17, 1989

Method for depositing a hard, fine-grained, non-columnar alloy of tungsten and carbon on a substrate

AIR PROD & CHEM16 citations69